Offset Lab
Fitment

BMW G20 - 3 Series Fitment Guide

Wheel, tire, and stance recommendations for BMW G20 - 3 Series, built from Offset Lab fitment presets and factory baseline data.

Popular setup

Flush fitment

Front

19x8.5 ET30

235/35R19

Rear

19x9.5 ET40

265/30R19

Factory baseline for 330i: 19x8.5 ET35 on 225/40R19.

Recommendations

Trims and setup styles

Open fitment tool

Trim

330i

Factory: 19x8.5 ET35

225/40R19

5x112 · 66.6mm

Aggressive

Front: 19x9 ET25

Rear: 19x10 ET35

Tires: 245/35R19 / 275/30R19

High

Flush

Front: 19x8.5 ET30

Rear: 19x9.5 ET40

Tires: 235/35R19 / 265/30R19

Medium

OEM+

Front: 19x8.5 ET35

Rear: 19x8.5 ET35

Tires: 225/40R19

Low

Trim

M340i

Factory: 19x8.5 ET35

225/40R19

5x112 · 66.6mm

Aggressive

Front: 19x9 ET25

Rear: 19x10 ET35

Tires: 245/35R19 / 275/30R19

High

Flush

Front: 19x8.5 ET30

Rear: 19x9.5 ET40

Tires: 235/35R19 / 265/30R19

Medium

OEM+

Front: 19x8.5 ET35

Rear: 19x8.5 ET35

Tires: 225/40R19

Low

Fitment note

Final fitment depends on tire model, alignment, suspension height, brake clearance, body tolerance, and intended use. Test fit before committing to permanent changes.